3M Aqua-Pure 68998-31 Filter Coupler
Having a hard time finding 20-inch long filters for your 3M Aqua-Pure whole house filtration system? Why not just 'stack' two standard 9-3/4-inch filters together using this 3M Aqua-Pure coupler? The 3M Aqua-Pure 68998-31 Filter Coupler lets you stack two standard 9-3/4-inch filters together. Stacked filters fit housings that use hard-to-find 20-inch filters. Works with 3M Aqua-Pure AP111, AP117, AP124, and AP420. Made in U.S.A.
|Used In Brands||Aqua-Pure|
|Actual Size (in)||1 inches (inside diameter) x 1 3/4 inches (outside diameter)|
|Actual Size (cm)||2.54 x 4.445|
The AQUAPURE-68998-31 is comparable with the following part numbers